Switzerland’s first drive-in “sexboxes” will open today in an effort to sweep prostitution off the streets of Zurich and confine it to an array of purpose-built wooden booths.

In a testament to Swiss pragmatism and orderliness, the city’s prostitute park will have one zone for customers to view women while driving around a circuit and another where the transaction can be completed in secluded shelters.

Residents voted for the 2.5 million franc (£1.74 million) scheme in a referendum last year. They were fed up with street prostitution along a notorious stretch of the Limmat river bank in the city centre,